Last updated: 6th February 2026
We’ve looked at where you can get the cheapest gas and electricity prices in the Dorset area to give you an idea of what you could be paying if you switched energy suppliers and how much you could save on your energy bills.
Who are the cheapest energy suppliers in Dorset?
By using the current prices for tariffs in Dorset and the average gas and electricity usage for a 3-bedroom home, we have found the following energy providers currently have the cheapest tariffs near you:
| Supplier Name | Tariff Name | Tariff Type | Monthly Cost | Yearly Cost | Early Exit Fee |
|---|---|---|---|---|---|
| Octopus Energy | Octopus 12M Fixed | Fixed | £133 | £1,601 | £0 |
| E.ON Next | Next Fixed 14m | Fixed | £133 | £1,603 | £100 |
| OVO Energy | 1 Year Fixed + Boiler Cover | Fixed | £139 | £1,667 | £100 |
| British Gas | Fixed Tariff Feb27 | Fixed | £140 | £1,678 | £100 |
| EDF Energy | Simply Tracker Mar27 | Variable | £145 | £1,735 | £50 |
| ScottishPower | Help Beat Cancer Fixed Apr 2027 | Fixed | £147 | £1,762 | £100 |
Octopus Energy is often the cheapest energy supplier in your area.
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If you want to look at all the cheapest energy suppliers right now, check out our up-to-date guide here.
Who is the best energy supplier in Dorset?
When looking at energy suppliers, it is important not to just focus on price.
Using data from Trustpilot, we have highlighted the best-performing energy suppliers that are available in Dorset below:
| Supplier Name | Reviews Rating | No. Reviews |
|---|---|---|
| Octopus Energy | 4.8 | 750,000+ |
| OVO | 4.6 | 258,000+ |
| EDF Energy | 4.8 | 199,000+ |
| E.ON Next | 4.5 | 187,000+ |
| British Gas | 4.4 | 323,000+ |
What are the maximum standing charges in Dorset?
Your standing charge is a daily fee you must pay to your energy supplier regardless of your energy usage. Under the rules of the Ofgem price cap, a company is allowed to charge a maximum amount, which varies depending on where you live.
Dorset falls under the South West area, meaning standing charges are currently capped at 34.7p per day for gas and 55.11p per day for electricity. This means that whoever your supplier is, these are the maximum amounts they can charge you.
Combined, this gives a maximum standing charge for gas and electricity of 89.81p.
This means that Dorset is in the area ranked 9th out of the 14 regions in terms of maximum standing charge rates (14th is highest). The capped price is 0% than the average.
These rates are based on the January 2026 price cap.
What are the maximum unit prices in Dorset?
Your unit rate is how much you are charged per unit of gas or electricity you use. These units are measured in kWh.
Similar to standing charges, a supplier can charge a maximum for each unit of gas or electricity, which varies depending on your area.
In Dorset, as it is in the South West, the cap on the unit rate for electricity is 28.16p and the maximum unit rate for gas is 6.14p.
Combined, this gives a maximum unit charge for gas and electricity of 124.11p.
This means that Dorset is in the area ranked 9th out of the 14 regions in terms of maximum unit prices (1st is lowest). The capped rate is 1% higher than the average.
Again, these are based on the January 2026 price cap and will next be updated in April 2026.
Which distribution network covers Dorset?
The UK’s energy distribution network is supported by several key companies, each responsible for specific regions. These firms manage the infrastructure delivering energy to homes and businesses, ensuring a reliable supply.
Due to being based in the South West region, the distributor for Dorset is National Grid.
National Grid Electricity Distribution, previously Western Power Distribution, is the UK’s largest electricity distributor, serving 8 million customers across the Midlands, South West, and Wales. Covering 55,000 square kilometres, its 6,500 staff ensure a reliable electricity supply and excellent customer service for millions of homes and businesses.
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Octopus Energy is often the cheapest big name energy supplier in your area.
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